From owner-freebsd-security@FreeBSD.ORG Tue Jan 15 05:25:16 2008 Return-Path: Delivered-To: freebsd-security@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 88C6916A41A for ; Tue, 15 Jan 2008 05:25:16 +0000 (UTC) (envelope-from gshapiro@freebsd.org) Received: from gir.gshapiro.net (gir.gshapiro.net [209.246.26.16]) by mx1.freebsd.org (Postfix) with ESMTP id 87D9813C455 for ; Tue, 15 Jan 2008 05:25:16 +0000 (UTC) (envelope-from gshapiro@freebsd.org) Received: from monkeyboy.local (c-67-164-3-230.hsd1.ca.comcast.net [67.164.3.230]) (authenticated bits=128) by gir.gshapiro.net (8.14.2/8.14.2) with ESMTP id m0F58fqp079974 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 14 Jan 2008 21:08:43 -0800 (PST) (envelope-from gshapiro@freebsd.org) X-DomainKeys: Sendmail DomainKeys Filter v0.6.0 gir.gshapiro.net m0F58fqp079974 Date: Mon, 14 Jan 2008 21:07:45 -0800 From: Gregory Shapiro To: Mike Tancsa Message-ID: <20080115050745.GB17475@monkeyboy.local> References: <200801142309.m0EN9has056540@freefall.freebsd.org> <200801150428.m0F4SaH1084137@lava.sentex.ca> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200801150428.m0F4SaH1084137@lava.sentex.ca> User-Agent: Mutt/1.5.17 (2007-11-01) X-Mailman-Approved-At: Tue, 15 Jan 2008 06:05:52 +0000 Cc: freebsd-security@freebsd.org Subject: Re: FreeBSD Security Advisory FreeBSD-SA-08:02.libc X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Security issues \[members-only posting\]" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 Jan 2008 05:25:16 -0000 >> Topic: inet_network() buffer overflow > > For the "usual suspects" of applications running, (e.g. sendmail, apache, > BIND etc) would it be possible to pass crafted packets through to this > function remotely via those apps ? ie how easy is this to do ? Speaking solely for sendmail, this issue does not appear to impact sendmail or any utilities/libraries in the sendmail distribution. Nothing in the sendmail distribution calls inet_network() or getnet*() (which appears to use inet_network() in libc).